class 3 A, F (revision)

Revision

Lesson 1 and 2

Q1 Give two examples for the following:

a) Input device - Keyboard ,mouse

b) Output device – Monitor ,Printer ,Speaker

c) Operating system/System Software - Linux ,Windows

500. Application software – Paint , Calculator

e) hardware device – keyboard ,mouse

Q2 Name the two types of software:

ans. The two type of software are system software and application software.

Q3 Name the company which developed WINDOWS ?

Ans .Microsoft company developed WINDOWS.

Q4 Name the bar at the bottom of the desktop.

Ans Taskbar is at the bottom of the desktop.

Q5 What are gadgets ?

Ans . Gadgets are the mini programs that provide information at a glance.

Q6 Where do you find calculator?

Ans . We find calculator in Program >Accessories>Calculator.

Q7 ) Which device is used for processing data?

Ans. CPU(Central Processing Unit).

Q8) Which device permitts you to control it with just a simple touch of your finger?

Ans. Touchscreen devices.

Q9)Which is an interface between you and computer?

Ans. Operating System

Q10 What is a set of programs that tell a computer what to do?

Ans. Software

Q11)Which button shrinks the window to the task bar?

Ans. Minimize.

revision 2(cl 3b and 3e)

Revision 2

fill ups

1. Acomputer system is defined as a machine that is used to give information and type data.
2. Computer games are examples of software.
3. You can touch and feel hardware parts.
4. Motherboard is the part of cpu.
5. Windows is an example of system software.
6. System and application are the two types of softwares.
7. System software manages the computer.
8. Operating system is a software that helps to operate computer.
9. MS- windows was developed by Microsoft.
10. Icons are small pictures used to open the programs.

Class 3 A and F

revision

20.8.2015 Revision

Q3. Answer the following:-

a) Which device is used for processing data?

Ans. CPU(Central Processing Unit).

b) Which device permitts you to control it with just a simple touch of your finger?

Ans. Touchscreen devices.

c)Which is an interface between you and computer?

Ans. Operating System

d)What is a set of programs that tell a computer what to do?

Ans. Software.

e)Which button shrinks the window to the task bar?

Ans. Minimize.

Q4. Fill Blanks

a) Android is a LINUX based operating system.

b) Operating system is the MANAGER of the computer system.

c) PRINTER is not present inside the CPU box.

Q5Give two examples of the following:-

a) Operating system:- Linux, Windows.

b)Application Software:- Games, Paint

100. System Software:- Linux, Windows

d)Hardware:- Printer, Monitor

Ch 2(01.08.2015)3B, E